Arizona's saguaro cactus has evolved to thrive in the extreme climate of the Sonoran Desert, but after decades of rising heat, even these towering icons are showing signs of stress. "It doesn't take a ...

By analyzing the natural vibrations of a saguaro, scientists can study the cactus's insides without cutting them open.

Phoenix, AZ and Orlando, FL are ranked as top road trip destinations by RVShare, with Saguaro National Park in Tucson highlighted among the top warm-weather national parks to visit. AAA is warning ...

Most of the people reading these words weren't alive when Saguaro National Park was set aside as a federal preserve 75 years ago. Ah, but here's a telling fact: Many of the saguaro cacti now growing ...

While the Grand Canyon may be Arizona’s most well-known national park, it’s not the only one worth a visit. With 22 total National Park Service monuments, parks, recreation areas, historic sites, and ...

Saguaro National Park expands with nearly 50 acres of new desert terrain for outdoor adventure. Adventure seekers, take note: one of America’s most iconic desert parks, Saguaro National Park, just got ...

Arizona's vast expanses contain a hidden gem -- a stunning waterfall and swimming hole nestled at the end of a beautiful hike. Here's how to find it.

The Trust for Public Land closed a deal to acquire 47 acres that will be added to Saguaro National Park West near Tucson. The trust worked with Pima County and the Southern Arizona Hiking Club to make ...

An Arizona national park will close both its visitor centers one day a week. Saguaro National Park posted Thursday, Feb. 20, on its website and social media accounts that visitor centers in the Tucson ...